Chemistry Final Review

Chemistry Final Review

Assessment

Flashcard

Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What addition to the end of a compound in a reaction indicates that it is a solid?

Back

(s) indicates that the compound is a solid.

2.

FLASHCARD QUESTION

Front

What does it mean if a chemical equation is unbalanced?

Back

An unbalanced equation does not have the same number of each type of atom on both sides of the equation.

3.

FLASHCARD QUESTION

Front

How do you determine the limiting reagent in a chemical reaction?

Back

The limiting reagent is the reactant that is completely consumed first, limiting the amount of product formed.

4.

FLASHCARD QUESTION

Front

What is the electron configuration for Magnesium?

Back

1s² 2s² 2p⁶ 3s².

5.

FLASHCARD QUESTION

Front

What is a Lewis structure?

Back

A Lewis structure is a diagram that shows the bonding between atoms and the lone pairs of electrons in a molecule.

6.

FLASHCARD QUESTION

Front

What does (aq) stand for in a chemical reaction?

Back

(aq) stands for aqueous, meaning the substance is dissolved in water.

7.

FLASHCARD QUESTION

Front

What is the significance of balancing a chemical equation?

Back

Balancing a chemical equation ensures that the law of conservation of mass is obeyed, meaning the same number of atoms of each element are present on both sides.

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